$523+ Cheap flights from O'Hare Intl (ORD) to Chiang Mai (CNX)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CNX
May 21 — May 281
Round-trip
1 adult, Economy
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Find cheap flights from O'Hare Intl to Chiang Mai with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from O'Hare Intl to Chiang Mai
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Cheapest flights from O'Hare Intl to Chiang MaiExplore the most affordable flight options available from O'Hare Intl to Chiang Mai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 21, 2026.
Explore the most affordable flight options available from O'Hare Intl to Chiang Mai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 21, 2026.
This oojo deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/272:10 pm
ORD
- CNX
1 stop27h 55m
Etihad Airways
Tue 2/168:50 am
CNX
- ORD
1 stop36h 05m
Etihad Airways
Deal found 4/18![Etihad Airways logo]()
$865
This Justfly.com deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/262:10 pm
ORD
- CNX
1 stop27h 55m
Etihad Airways
Mon 2/158:50 am
CNX
- ORD
1 stop36h 05m
Etihad Airways
Deal found 4/18![Etihad Airways logo]()
$881
This KAYAK deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/252:10 pm
ORD
- CNX
1 stop27h 55m
Etihad Airways
Tue 2/168:50 am
CNX
- ORD
1 stop36h 05m
Etihad Airways
Deal found 4/18![Etihad Airways logo]()
$893
This Ovago deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/292:10 pm
ORD
- CNX
1 stop27h 55m
Etihad Airways
Mon 2/158:50 am
CNX
- ORD
1 stop36h 05m
Etihad Airways
Deal found 4/18![Etihad Airways logo]()
$929
This KAYAK deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/249:10 pm
ORD
- CNX
1 stop20h 55m
Etihad Airways
Tue 2/168:50 am
CNX
- ORD
1 stop36h 05m
Etihad Airways
Deal found 4/18![Etihad Airways logo]()
$933
This oojo deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/249:10 pm
ORD
- CNX
1 stop20h 55m
Etihad Airways
Sun 11/88:50 am
CNX
- ORD
1 stop36h 05m
Etihad Airways
Deal found 4/21![Etihad Airways logo]()
$946
This Ovago deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/282:10 pm
ORD
- CNX
1 stop27h 55m
Etihad Airways
Sun 2/148:50 am
CNX
- ORD
1 stop36h 05m
Etihad Airways
Deal found 4/18![Etihad Airways logo]()
$969
This KAYAK deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/242:00 pm
ORD
- CNX
1 stop28h 05m
Etihad Airways
Sun 2/148:50 am
CNX
- ORD
1 stop36h 05m
Etihad Airways
Deal found 4/18![Etihad Airways logo]()
$973
This Etihad Airways deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/242:00 pm
ORD
- CNX
1 stop28h 05m
Etihad Airways
Mon 2/158:50 am
CNX
- ORD
1 stop36h 05m
Etihad Airways
Deal found 4/18![Etihad Airways logo]()
$1,046
This KAYAK deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/104:00 pm
ORD
- CNX
1 stop29h 45m
Cathay Pacific
Thu 10/1510:30 am
CNX
- ORD
1 stop39h 25m
Cathay Pacific
Deal found 4/17![Cathay Pacific logo]()
$1,073
This Trip.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/31:10 pm
ORD
- CNX
1 stop27h 55m
Etihad Airways
Mon 11/168:50 am
CNX
- ORD
1 stop36h 05m
Etihad Airways
Deal found 4/17![Etihad Airways logo]()
$1,074
This Etihad Airways deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/282:10 pm
ORD
- CNX
1 stop27h 55m
Etihad Airways
Fri 2/198:50 am
CNX
- ORD
1 stop36h 05m
Etihad Airways
Deal found 4/18![Etihad Airways logo]()
$1,079
Best flights from O'Hare Intl to Chiang MaiDiscover carefully curated flight deals from O'Hare Intl to Chiang Mai that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 21, 2026.
Discover carefully curated flight deals from O'Hare Intl to Chiang Mai that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 21, 2026.
This Qatar Airways deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/47:20 pm
ORD
- CNX
2 stops35h 50m
Qatar Airways
Fri 7/38:00 pm
CNX
- ORD
2 stops31h 05m
Qatar Airways
Deal found 4/19![Qatar Airways logo]()
$1,914
This China Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/86:15 am
ORD
- CNX
3 stops40h 05m
Multiple Airlines
Sun 5/2411:20 am
CNX
- ORD
2 stops31h 00m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$2,565
This Malaysia Airlines deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/117:20 pm
ORD
- CNX
3 stops35h 50m
Malaysia Airlines
Wed 7/2211:55 am
CNX
- ORD
3 stops31h 50m
Malaysia Airlines
Deal found 4/19![Malaysia Airlines logo]()
$2,685
This Qatar Airways deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/17:20 pm
ORD
- CNX
2 stops30h 25m
Qatar Airways
Sat 7/48:00 pm
CNX
- ORD
2 stops31h 05m
Qatar Airways
Deal found 4/19![Qatar Airways logo]()
$1,944
This Qatar Airways deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/27:20 pm
ORD
- CNX
2 stops35h 50m
Qatar Airways
Sat 7/48:00 pm
CNX
- ORD
2 stops31h 05m
Qatar Airways
Deal found 4/19![Qatar Airways logo]()
$1,944
This Malaysia Airlines deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/157:20 pm
ORD
- CNX
3 stops35h 50m
Malaysia Airlines
Wed 7/2912:35 pm
CNX
- ORD
2 stops31h 10m
Malaysia Airlines
Deal found 4/21![Malaysia Airlines logo]()
$2,835
This Malaysia Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/37:20 pm
ORD
- CNX
2 stops30h 20m
Malaysia Airlines
Tue 5/1211:55 am
CNX
- ORD
3 stops31h 50m
Malaysia Airlines
Deal found 4/17![Malaysia Airlines logo]()
$2,879
Last-minute flights from O'Hare Intl to Chiang MaiDiscover last-minute flight deals from O'Hare Intl to Chiang Mai. Data last updated April 21, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Chiang Mai. Data last updated April 21, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/17:20 pm
ORD
- CNX
2 stops27h 55m
Multiple Airlines
Mon 6/18:00 pm
CNX
- ORD
2 stops32h 50m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$1,208
This Justfly.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/37:20 pm
ORD
- CNX
2 stops27h 55m
Multiple Airlines
Tue 5/128:00 pm
CNX
- ORD
2 stops32h 50m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$1,113
This FlightHub deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/312:30 am
ORD
- CNX
1 stop21h 55m
Multiple Airlines
Tue 5/1211:35 am
CNX
- ORD
2 stops30h 45m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$1,202
This FlightHub deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:20 pm
ORD
- CNX
2 stops27h 55m
Multiple Airlines
Tue 5/128:00 pm
CNX
- ORD
2 stops32h 50m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$1,168
This Gotogate deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:20 pm
ORD
- CNX
2 stops27h 55m
Qatar Airways
Tue 5/128:00 pm
CNX
- ORD
2 stops32h 50m
Qatar Airways
Deal found 4/20![Qatar Airways logo]()
$1,203
One-way flights from O'Hare Intl to Chiang MaiSearch for one-way flight options from O'Hare Intl to Chiang Mai. Find affordable one-way fares based on user searches. Data last updated April 21, 2026.
Search for one-way flight options from O'Hare Intl to Chiang Mai. Find affordable one-way fares based on user searches. Data last updated April 21, 2026.
This KAYAK deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/104:00 pm
ORD
- CNX
1 stop29h 45m
Cathay Pacific
Deal found 4/17![Cathay Pacific logo]()
$523
This Kiwi.com deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/113:52 pm
ORD
- CNX
3 stops34h 43m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$536
This Kiwi.com deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/64:00 pm
ORD
- CNX
1 stop38h 40m
Cathay Pacific
Deal found 4/18![Cathay Pacific logo]()
$543
This Cathay Pacific deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/74:00 pm
ORD
- CNX
1 stop38h 40m
Cathay Pacific
Deal found 4/18![Cathay Pacific logo]()
$544
This Kiwi.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/51:10 pm
ORD
- CNX
2 stops35h 55m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$554
This Kiwi.com deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/212:53 pm
ORD
- CNX
3 stops58h 32m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$556
This KAYAK deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/84:00 pm
ORD
- CNX
1 stop29h 45m
Cathay Pacific
Deal found 4/18![Cathay Pacific logo]()
$588
This IEagle deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:20 pm
ORD
- CNX
2 stops27h 55m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$590
This Kiwi.com deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/65:29 pm
ORD
- CNX
3 stops50h 26m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$593
This FlightHub deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/277:20 pm
ORD
- CNX
2 stops27h 55m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$601
This Kiwi.com deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/24:15 pm
ORD
- CNX
1 stop29h 30m
Cathay Pacific
Deal found 4/21![Cathay Pacific logo]()
$602
Find flight deals from O'Hare Intl to Chiang Mai
Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Chiang Mai (CNX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,073 (KAYAK) |
One-way from | $523 (KAYAK) |
Popular in | May |
Cheapest in | March |
Average price | $1,140 |
Cheapflights Fare Finder
Customize your flight search to find flights from O'Hare Intl to Chiang Mai that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 21, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Chiang Mai that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoChiang Mai
ORD - CNX
ORDCNX
Chicago O'Hare Intl
Thu 6/4
7:20 pm-7:10 pm
2 stops35h 50m
Chiang Mai
Fri 7/3
8:00 pm-3:05 pm
2 stops31h 05m
$1,914
Quickest round-trip
ChicagoChiang Mai
ORD - CNX
ORDCNX
Chicago O'Hare Intl
Mon 6/1
7:20 pm-1:45 pm
2 stops30h 25m
Chiang Mai
Sat 7/4
8:00 pm-3:05 pm
2 stops31h 05m
$1,944
ChicagoChiang Mai
ORD - CNX
ORDCNX
Chicago O'Hare Intl
Tue 6/2
7:20 pm-7:10 pm
2 stops35h 50m
Chiang Mai
Sat 7/4
8:00 pm-3:05 pm
2 stops31h 05m
$1,944
ChicagoChiang Mai
ORD - CNX
ORDCNX
Chicago O'Hare Intl
Fri 5/8
6:15 am-10:20 am
3 stops40h 05m
Chiang Mai
Sun 5/24
11:20 am-6:20 am
2 stops31h 00m
$2,565
ChicagoChiang Mai
ORD - CNX
ORDCNX
Chicago O'Hare Intl
Sat 7/11
7:20 pm-7:10 pm
3 stops35h 50m
Chiang Mai
Wed 7/22
11:55 am-7:45 am
3 stops31h 50m
$2,685
ChicagoChiang Mai
ORD - CNX
ORDCNX
Chicago O'Hare Intl
Wed 7/15
7:20 pm-7:10 pm
3 stops35h 50m
Chiang Mai
Wed 7/29
12:35 pm-7:45 am
2 stops31h 10m
$2,835
ChicagoChiang Mai
ORD - CNX
ORDCNX
Chicago O'Hare Intl
Sun 5/3
7:20 pm-1:40 pm
2 stops30h 20m
Chiang Mai
Tue 5/12
11:55 am-7:45 am
3 stops31h 50m
$2,879
Cheapest one-way
ChicagoChiang Mai
ORD - CNX
ORDCNX
Chicago O'Hare Intl
Mon 5/11
8:56 pm-7:30 am
3 stops46h 34m
$602
ChicagoChiang Mai
ORD - CNX
ORDCNX
Chicago O'Hare Intl
Sun 7/19
4:00 pm-9:45 am
1 stop29h 45m
$661
ChicagoChiang Mai
ORD - CNX
ORDCNX
Chicago O'Hare Intl
Sat 5/2
7:20 pm-11:15 am
2 stops27h 55m
$696
Showing 1-10 of 17 resultsSorted by cheapest first
Compare providers for flights from O'Hare Intl to Chiang Mai
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from O'Hare Intl to Chiang Mai in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-Chiang Mai flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Chiang Mai flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Chiang Mai flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Chiang Mai flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago O'Hare Intl Airport-Chiang Mai flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from O'Hare Intl to Chiang Mai
Have a flexible travel schedule? Discover the best time to fly to Chiang Mai from O'Hare Intl with our price prediction graph.
ORD-CNX
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Chicago O'Hare Intl Airport to Chiang Mai
Prices
More
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Chiang Mai?
Currently, March is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Chiang Mai (average of $920). Flying from Chicago O'Hare Intl Airport to Chiang Mai in May is currently the most expensive (average of $1,800). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Chicago O'Hare Intl Airport to Chiang Mai?
What’s the top layover airport for flights from Chicago O'Hare Intl Airport to Chiang Mai?
Share of 1-stop round-trip flights from Chicago O'Hare Intl Airport to Chiang Mai chosen by Cheapflights users in the past 12 months, using the same layover each way.
Taipei City (TPE) – chosen by Cheapflights users on 97% of 1-stop itineraries from Chicago O'Hare Intl Airport to Chiang Mai on Cheapflights.
What’s the cheapest layover airport for flights from Chicago O'Hare Intl Airport to Chiang Mai?
Average round-trip fare for 1-stop flights from Chicago O'Hare Intl Airport to Chiang Mai, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Incheon (ICN) is the most affordable 1-stop option, with an average round-trip price of $1,045.
What’s the fastest layover option from Chicago O'Hare Intl Airport to Chiang Mai?
Shortest average travel time for 1-stop one-way flights from Chicago O'Hare Intl Airport to Chiang Mai, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Taipei City (TPE) have the shortest average one-way travel time for 1-stop routes: 22h 05m.
Which airport typically offers the quickest layover for flights from Chicago O'Hare Intl Airport to Chiang Mai?
Average layover duration for 1-stop one-way flights from Chicago O'Hare Intl Airport to Chiang Mai, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Incheon (ICN) offer the fastest connection on this route, with an average layover time of 2h 33m.
Reviews of airlines servicing Chiang Mai
Get insights into the airlines that provide service to Chiang Mai. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chiang Mai. Reviews last updated April 21, 2026.
Peruse reviews from past customers who have flown with EVA Air,Delta, andCathay Pacific from Chicago O'Hare Intl Airport to Chiang Mai to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.3
Boarding
8.4
Entertainment
8.0
Crew
8.6
Food
8.1
Overall
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
TPE - SFO
Comfort
8.3
Boarding
8.4
Entertainment
8.0
Crew
8.6
Food
8.1
Overall
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
TPE - SFO
Comfort
8.3
Boarding
8.4
Entertainment
8.0
Crew
8.6
Food
8.1
Overall
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
TPE - SFO
Comfort
8.3
Boarding
8.4
Entertainment
8.0
Crew
8.6
Food
8.1
Overall
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
TPE - SFO
Related info for your journey
Find useful and relevant information for your journey from O'Hare Intl to Chiang Mai. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Top 3 airlines flying from O'Hare Intl to Chiang Mai
Discover the top 3 airlines that operate flights from O'Hare Intl to Chiang Mai. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$737 | Average$1,594 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$849 | Average$1,317 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$919 | Average$1,422 | FlexibilityNo cancel fee | On-time74% |